Complete battery specifications for your 2021 Subaru WRX.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| XL | 5.7L V8 | 25 | 722 CCA | 109 min | Top Post |
| Lariat | 5.7L V8 | 48 | 759 CCA | 127 min | Side Post |
| SEL | 5.7L V8 | 24F | 755 CCA | 133 min | Dual Terminal |
| Premium | 5.7L V8 | 24 | 752 CCA | 127 min | Top Post |
| XLT | 3.0L V6 | 24F | 691 CCA | 114 min | Top Post |
| Lariat | 3.0L V6 | 48 | 620 CCA | 100 min | Side Post |
| Base | 3.0L V6 | 24F | 718 CCA | 115 min | Dual Terminal |
| Sport | 3.5L V6 | 24 | 719 CCA | 120 min | Top Post |
| XL | 3.5L V6 | 47 | 691 CCA | 111 min | Top Post |
| Denali | 3.5L V6 | 47 | 680 CCA | 122 min | Dual Terminal |
| XLT | 3.5L V6 | 51 | 737 CCA | 110 min | Top Post |